Attachment for tablet computer



FIG. 1 is a rear perspective view of an attachment for tablet computer showing my new design;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken line is included for the purpose of illustrating portions of the article and forms no part of the claimed design. 

CLAIM The ornamental design for an attachment for tablet computer, as shown and described. 